Finding the Fourth Proportional to 74,274.56, 102,511.99 and 44,076.53
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Solution
The fourth proportional to 74,274.56, 102,511.99 and 44,076.53 is: 60,833.38
Step by Step Solution
- Step 1: Write the proportion equation
74,274.56 : 102,511.99 = 44,076.53 : x - Step 2: Convert to fraction form
74,274.56/102,511.99 = 44,076.53/x - Step 3: Cross multiply
74,274.56x = 102,511.99 × 44,076.53 - Step 4: Simplify right side
74,274.56x = 4,518,372,802.59 - Step 5: Solve for x
x = 4,518,372,802.59/74,274.56 - Step 6: Final answer
x = 60,833.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.